Multiplying Binomials

Multiplying Binomials

Using the Box Method

Multiple Choice

According to exponent rules, when we raise a power to another power we _______ the exponents.

• add

• subtract

• multiply

• divide

Multiple Choice

According to exponent rules, when we divide the expressions we _______ the exponents.

• add

• subtract

• multiply

• divide

Multiple Choice

According to exponent rules, when we multiply terms with the same base we _______ the exponents.

• Multiply

• Add

• Divide

• Subtract

Using box method:

• Create number of rows and boxes to match # of terms per expression. (2x2 for two Binomials)

• Multiply and combine terms

​Box Method

​EXAMPLE (Box Method)

​(x - 5)(6x + 12)

Multiplying Polynomials

Multiple Choice

Which of the following is the correct box method set-up to solve $$\left(x+2\right)\left(x+3\right)=$$  ?

Multiple Choice

Let's try!

(2x+1) (x+1)

Multiply the binomials.

• $$2x^{2\ }+\ 2x+x+1$$

• $$2x^2+3x+1$$

• $$3x^2+3x+1$$

Multiple Choice

Multiply binomials using box method

• 6x^{2 +} 11x -35

• 5x² + 31x - 12

• 6x + 11x - 35

• 5x + 10x +35

Multiple Choice

Find the product:
(x + 5)(x - 4)

• x² + 9x + 20

• x² + 9x - 20

• x² + 1x - 20

• x² - 1x - 20

Multiple Choice

(4x+1)(5x−2)

• 20x² + 3x − 2

• 20x² − 11x + 5

• 20x² − 18x + 2

• 20x² − 3x − 2

Multiple Choice

Multiply binomials using box method (2x +1) (x - 3).

• 2x³ -4x +3

• 2x + 5x -3

• 2x² -5x -3

• 2x -6x + 2

Multiple Choice

What term should go in the blue box?



• $$21x^2$$  

• 21x

• $$10x^2$$  

• 10x

Multiple Choice

Which of the following could be the correct set up for the Box Method when multiply (x + 3) (2x - 4) _{(click on the question to see the image in the background...yes we usually use the right side)}

• A

• B

• C

• D

Multiple Choice

Simplify:
(x-7)²

• x²-49

• x²+49

• x²-14x+49

• x²-14x-49

Multiple Choice

(2x-2)(5x-4)

• $$10x^2-18x+8$$  

• $$7x^2-4x+8$$  

• $$10x^2+5x+15$$